macrumors 68020

I've seen that before. It's usually the result of a bad HDMI handshake. Try turning off your TV and receiver, wait for 30 seconds, then turn back on. If that doesn't work, do a reboot of the Apple TV by holding the menu+down button about 5 seconds or until you see the light flashing fast. If that doesn't work, you probably do have a faulty unit.

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